Personal digital assistant



FIG. 1 is a top and front perspective view of a personal digital assistant, showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top elevational view thereof;

FIG. 7 is a bottom elevational view thereof; and,

FIG. 8 is a front perspective view thereof, showing the personal digital assistant in an alternate position. 

We claim, the ornamental design for a personal digital assistant, as shown and described. 